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SPOOLTENNA ULTRA-EFHW4010
SPOOLTENNA ULTRA-EFHW4010
Regular price
$169.00 USD
Regular price
Sale price
$169.00 USD
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The ULTRA-EFHW4010 model is a 40-10M end fed half wave antenna in an ultra-compact form that is small enough to fit right into your pocket. Optimized for size and weight without compromising performance, it is ideal for POTA, SOTA, backpacking, and travel.
No antenna tuner required.

Product Details
Specifications
Frequency:
- 7.0 - 7.3 MHz (40M)
- 14.1 - 14.35 MHz (20M)
- 21.0 – 21.45 MHz (15M)
- 28.0 – 29.7 MHz (10M)
Power: 100W SSB, 50W CW & digital
Dimensions:
- Diameter=76mm (3")
- Thickness=~25mm (0.98")(minus the BNC connector and knob protusions)
Weight: 5.7oz
Length: 65ft insulated 26 AWG high strength, high conductivity Bare Copper Clad Steel (BCCS), UV Resistant Polyethylene jacket
Note: Antenna is factory-tuned, with additional length available for end-user final tuning.
RF Connection: Right-angle BNC female
Features
- Center hole - 8mm (approximately 5/16") for quick deployment using a standard screwdriver as an axle (screwdriver not provided)
- Low-profile winding knob for easy set up and tear down
- Thermal venting on back for high-duty cycle operation
- 4mm banana jack for quick connection/disconnection of radiating element
- 8mm mounting holes on face and back side of the product for mounting or hanging flexibility
- Right-angle BNC connector to align with feedline direction
- Matching circuit captive within the barrel of the spool to protect circuit components
- Strain relief loop on both ends of the radiating element
- Supplied with BongoTies® tie for retaining wire on the spool
- Designed for use with lightweight coax like our with our RG-316 coax feedline with 5 integrated ferrites to choke return RF (available as optional accessory)
What's In The Box
Includes:
- SPOOLTENNA ULTRA-EFHW4010
- Field Testing Report for that serial number
- Quick Start Guide with link to Owners' Manual